FAQ - Frequently Asked QuestionsHow do I change the time and date on this watch? Press the lower button on the right side of the watch. This will cause the current setting to blink. Continue pressing the lower button until you arrive at the setting you want to change. Next, press the top button to change the information.What type of batteries does this watch use?This Japanese LED watch uses a single CR2016 watch battery. Other names this type of battery goes by are button cell, silver button cell, or coin cell batteries.How long will the batteries last?The batteries should last longer than with a normal watch since time and date information is only displayed when you want.Is this a Japanese Made Watch? No, it is made in ChinaWhy is this watch called The Iron Samurai? Because while it is illegal to walk around your city with a samurai sword, it is not illegal to wear a watch around town. But how can you wear a watch that embodies the same coolness as a samurai sword? Only by buying and wearing the Iron Samurai my friend